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Did some suspension work tonight

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Old Apr 1, 2008 | 09:26 PM
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Default Did some suspension work tonight

Had a little fun with my '99 FRC: I installed a set of Bilstein Sports on the front swapped my front 25.4mm sway bar and plastic endlinks for a 28.6mm sway, metal endlinks and polyurethane sway bar bushings. I also lowered the front five turns.

I did find out something useful. After reading a lot of threads where guys have had trouble with spring bolts being seized, sure enough mine wouldn't turn. I had a jack relieving pressure, had sprayed them with PB Blaster, I even carefully heated the bolt with a torch. No success.

...until I grabbed my impact wrench. I marked the socket and the spring so I could see how many turns I had passed. I squeezed the trigger in short bursts until it had turned one revolution, then snapped a ratchet on there and finished the job. It worked for both sides.. The impact wrench does the trick on seized lowering bolts!

Now all that I have to do is install the Bilsteins on the rear, 23.6mm sway, polyurethane bushings, fix my parking brake, and change the tranny fluid with Amsoil ATF...Then I'm ready for spring!
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Old Apr 1, 2008 | 09:39 PM
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St. Jude Donor '08
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how do u like the ride?
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Old Apr 1, 2008 | 09:42 PM
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Well, to be honest, it is still sitting on jackstands. I hope to get it all finished by this weekend. I'll post an update then, of course.
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Old Apr 1, 2008 | 09:52 PM
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Good info.... How much lower do you expect it to be? I'm considering lowering mine but don't want to go overboard. The roads here in Pa are not kind to really lowered cars.
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Old Apr 1, 2008 | 10:39 PM
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St. Jude Donor '08
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Originally Posted by Gideon's_Test
Well, to be honest, it is still sitting on jackstands. I hope to get it all finished by this weekend. I'll post an update then, of course.
my bad, i didnt realize you weren't finished yet
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Old Apr 2, 2008 | 09:11 AM
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Originally Posted by MR.WaynesWorld
Good info.... How much lower do you expect it to be? I'm considering lowering mine but don't want to go overboard. The roads here in Pa are not kind to really lowered cars.
Well, the GM service manual suggests that each turn is worth 2mm, so it should be 10mm lower, however, I've read other post from folks that have done 5 turns and they have stated that 5 turns looks closer to a 1/2" drop...Unfortunately, I did not measure it beforehand, but I have pictures, so I can 'eyeball' it that way...

I wanted to be conservative, which is why I only lowered it 5 turns. I also wanted to preserve the factory rake, so I'll do front and rear 5 turns each.
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Old Apr 2, 2008 | 09:22 AM
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Enjoy those new suspension mods

Chuck
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Old Apr 3, 2008 | 10:45 PM
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I finished it tonight. I gotta say, it is nice to finally have parking brakes...

Ok, on to the good stuff...Lowering the suspension looks surprisingly good for only being 5 turns. Of course, it may settle more, but even so, it looks great. Yes, the Bilstein Sports made it a bit firmer, but not annoyingly so.

I noticed that the steering seems more crisp now, or maybe it's my imagination. I cannot comment on the handling as I had my wife with me when I took it for the initial test drive. I'll find out this weekend, after I get an alignment. Of course, I'll be taking some pics of it lowered...
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